The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the Several Rules of that Useful Science are Illustrated by a Variety of Examples, a Large Proportion of which are in Federal Money : the Whole Designed to Abridge the Labour of Teachers, and to Facilitate the Instruction of Youth |
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Page 21
... divided , equally , between boys . How many must each boy have ? Aus . 27 . 6. Suppose a man travel 40 miles a day : how many days will he be in travelling 240 miles ? Ans . 6 ADDITION AND DIVISION . 1. If I add 167 , SIMPLE DIVISION . 21.
... divided , equally , between boys . How many must each boy have ? Aus . 27 . 6. Suppose a man travel 40 miles a day : how many days will he be in travelling 240 miles ? Ans . 6 ADDITION AND DIVISION . 1. If I add 167 , SIMPLE DIVISION . 21.
Page 22
... Suppose a farmer , who has a plantation of 520 acres , buys an adjoining one of 375 acres , and divides the whole into five equal portions : how many acres will there be in each portion ? Ans . 179 . SUBTRACTION AND DIVISION . 1 ...
... Suppose a farmer , who has a plantation of 520 acres , buys an adjoining one of 375 acres , and divides the whole into five equal portions : how many acres will there be in each portion ? Ans . 179 . SUBTRACTION AND DIVISION . 1 ...
Page 26
... Suppose I buy a barrel of sugar for 30 dollars 87 cents ; a bag of coffee for 22 dollars 184 cents ; and a bushel of salt for 1 dollar 12 cents : what sum must I pay for the whole ? Ans . 54 dollars 182 cents . SUBTRACTION OF FEDERAL ...
... Suppose I buy a barrel of sugar for 30 dollars 87 cents ; a bag of coffee for 22 dollars 184 cents ; and a bushel of salt for 1 dollar 12 cents : what sum must I pay for the whole ? Ans . 54 dollars 182 cents . SUBTRACTION OF FEDERAL ...
Page 83
... Suppose 4 men in 12 days mow 48 acres , acres can 8 men mow in 16 days ? RULE FOR INVERSE PROPORTION . Ans . 30 lb. how many Ans . 128 A. Transpose the inverse extremes ; that is , set that which is in the first place , under the third ...
... Suppose 4 men in 12 days mow 48 acres , acres can 8 men mow in 16 days ? RULE FOR INVERSE PROPORTION . Ans . 30 lb. how many Ans . 128 A. Transpose the inverse extremes ; that is , set that which is in the first place , under the third ...
Page 84
... Suppose the wages of 6 persons for 21 weeks be 288 dollars , what must 14 persons receive for 46 weeks ? Ans . 1472 dols . 7. If 8 reapers have 3L . 4s . for 4 days work , how much will 48 men have for 16 days work ? Ans . 76L . 16s , 8 ...
... Suppose the wages of 6 persons for 21 weeks be 288 dollars , what must 14 persons receive for 46 weeks ? Ans . 1472 dols . 7. If 8 reapers have 3L . 4s . for 4 days work , how much will 48 men have for 16 days work ? Ans . 76L . 16s , 8 ...
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Common terms and phrases
acres aliquot amount annuity annum answer Arithmetic Bought Bring bushels bushels of wheat casks cent to cents cents per lb compound interest contained cube root cyphers decimal dividend divisor dollars per cent dols drams DRY MEASURE English ells EXAMPLES Facit farthings Federal Money fourths furlongs gain gallons given number given sum grains hogsheads hundred weight improper fraction inches lowest terms merchant miles millions mixed number months Multiply nails neat weight New-York Note number of terms ounces paid pecks pence Pennsylvania currency penny pennyweights pieces pint pounds present worth principal quarters quarts quotient rate per cent Reduce remainder Result Result roods Rule of Three shillings sold square root sterling Subtract sum or quantity TABLE tare thousand TROY WEIGHT tuns VULGAR FRACTIONS whole numbers yards cost yards of cloth yards of linen yards of muslin
Popular passages
Page 145 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.
Page 129 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Page 130 - RULE. Multiply all the numerators together for a new numerator, and all the denominators for a new denominator: then reduce the new fraction to its lowest terms.
Page 170 - Divide the difference of the extremes by the number of terms, less 1, and the quotient will be the common difference.
Page 161 - Bring down the first figure of the next period to the remainder for a new dividend, to which find a new divisor as before, and in like manner proceed till the whole be finished.
Page 72 - Set that term of the supposition which is ol the same name or kind with the term of demand, in the first place, set the other term of supposition in the second place, and the term of demand in the third place.
Page 167 - Suppose two numbers, and work with each agreeably to the tenor of the question, noting the errors of the results : multiply the errors of each operation into the supposed number of the other ; then, If the errors be alike, i.
Page 10 - Ans. 90. 5. A merchant bought of one person 50 barrels of flour for 300 dollars ; of another person, 75 barrels for 525 dollars ; and of another person, 125 barrels for 1000 dollars.
Page 169 - Multiply the number of terms, less 1, by the common difference, and to the product add the first term, the sum is the last term.